Speculum



FIG. 1 is a top, front, and right side perspective view of a speculum of our design;

FIG. 2 is a top, rear, and left side perspective view thereof;

FIG. 3 is a bottom, rear, and right side perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a right side view thereof; and,

FIG. 9 is a left side view thereof.

The dash-dash broken lines illustrate portions of the speculum that form no part of the claimed design. 

CLAIM The ornamental design for a speculum, as shown and described. 